共 12 条
[2]
BUCKINGHAM J, 1982, DICT ORGANIC COMPOUN, V1, P271
[4]
MAIN P, 1978, MULTAN78 SYSTEM COMP
[5]
MATHEWS FS, 1964, NATURE, V201, P179
[6]
NEW INVESTIGATIONS OF CYTOSINE AND ITS MONOHYDRATE
[J].
ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE,
1973, B 29 (JUN15)
:1234-1238
[7]
MOTHERWELL WDS, 1978, PLUTO78 PROGRAM PLOT
[8]
SCHWALBE CH, 1983, CHEM BIOL PTERIDINES, P511
[10]
Sheldrick G M, 1976, SHELX76 PROGRAM CRYS